RoundTimer: Interval Timer

The interval timer that works the way your workout does.

RoundTimer is a premium interval timer built for athletes who train with Tabata, boxing rounds, EMOM, AMRAP, and custom circuits. One price, no ads, no subscriptions - ever.

TIMER SOUNDS PLAY OVER YOUR MUSIC The #1 complaint about other timer apps? They pause your Spotify. RoundTimer plays workout sounds alongside your music, never interrupting it.

BEAUTIFUL TIMER SCREEN

• Circular progress ring with phase-colored glow
• "Next phase" preview so you always know what's coming
• Half-time alerts to keep you on track
• Countdown beeps in the final 3 seconds

BUILT-IN PRESETS + CUSTOM BUILDER

• Tabata (20s/10s x 8 rounds)
• Boxing (3min/1min x 12 rounds)
• EMOM & AMRAP templates
• Create unlimited custom timers with work, rest, warmup & cooldown

TRACK YOUR PROGRESS

• Workout history with date, duration, and rounds
• Weekly activity summary with day streak
• Celebrate completions with animated stats

QUICK START Set work, rest & rounds - start a timer instantly without saving a preset.

SHARE YOUR WORKOUTS Share preset configurations or completed workout stats with your training partners.

LIVE ACTIVITY See your timer countdown on the lock screen while your phone is locked.

No accounts. No data collection. No network requests. Just the best interval timer on iPhone.